101211423243 has 8 divisors (see below), whose sum is σ = 154226930688. Its totient is φ = 57835098984.

The previous prime is 101211423223. The next prime is 101211423293. The reversal of 101211423243 is 342324112101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 101211423243 - 2³² = 96916455947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101211423223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2409795771 + ... + 2409795812.

It is an arithmetic number, because the mean of its divisors is an integer number (19278366336).

Almost surely, 2^101211423243 is an apocalyptic number.

101211423243 is a deficient number, since it is larger than the sum of its proper divisors (53015507445).

101211423243 is an equidigital number, since it uses as much as digits as its factorization.

101211423243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4819591593.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 101211423243 its reverse (342324112101), we get a palindrome (443535535344).

The spelling of 101211423243 in words is "one hundred one billion, two hundred eleven million, four hundred twenty-three thousand, two hundred forty-three".